This bushes is a kind of high strength cast bronze based material and on the surface of ehich is embedded with preformed solid lubricant. The JDB bushes has both the virtues of the copper alloy and the solid lubricant, can be applied under dry, high temperature, high pressure, corrosive, water or other chemical environment, where no oil can be introduced. This bushes is now used in successive casting machines, steel rollers in metallography, mineral machines, ships, turbogenerators, hydraulic turbines and injuection molding machines for plastics. We can make all sizes and types of this bushes, also by clients requests!

The specification of this bushes as follows:

Material: High-strength and Graphite;
Load Capacity: 150N/mm2;
Temperature Limit: -100~+300;
Max. Sliding Velocit: 1.5M/s;
Friction Clef: 0.05~0.25;
PV Limit(dry): 3.3N/mm2*m/s;
PV Limit(oil): 16N/mm2*m/s.